CN104894987A - Bridge air barrier with full automatic intelligent control - Google Patents
Bridge air barrier with full automatic intelligent control Download PDFInfo
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- CN104894987A CN104894987A CN201510167088.0A CN201510167088A CN104894987A CN 104894987 A CN104894987 A CN 104894987A CN 201510167088 A CN201510167088 A CN 201510167088A CN 104894987 A CN104894987 A CN 104894987A
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Abstract
The invention provides a bridge air barrier with full automatic intelligent control, comprising multiple automatically controlled air barrier units which are in linear arrangement along the bridge direction at the two sides of a bridge. Each air barrier unit comprises an air barrier structure system, an air barrier drive system and an air barrier control system. Each air barrier structure system comprises multiple air barrier strips capable of rotating along a rotary shaft. Each air barrier drive system comprises a drive gear, a drive chain, a drive main shaft and a drive motor; and the drive motor drives the air barrier strips to rotate around the rotary shaft. Each air barrier control system comprises an air speed sensor and a central microprocessor, wherein the air speed sensor is installed outside the bridge air barrier; the real-time air speed and direction data monitored by the air speed sensor are transmitted to the central microprocessor; and then the central microprocessor gives an instruction so that the air barrier strips rotate to the pointed angle; and the ventilation rate of the air barrier is automatically adjusted. The bridge air barrier with full automatic intelligent control can ensure the safety of driving under crosswind on the bridge, improve the wind-resistant performance of the bridge structure and meet the traveling vision requirement of passengers maximally.
Description
Technical field
The present invention relates to bridge technology field, be specifically related to the complete automated intelligent of a kind of energy for bridge and regulate wind barrier barrier bar rotational angle, the bridge wind barrier that the fully-automatic intelligent improving the safety of bridge floor car operation controls.
Background technology
Along with expanding economy, bridge span is increasing, island over strait engineering gets more and more, but, bridge spanning the sea circuit is long, bridge floor is often met the features such as the large and current task of wind speed is heavy and made charming appearance and behaviour Exploration on Train Operation Safety comparatively outstanding, and the special natural wind environment residing for Oversea bridge often causes totally unfavorable impact to the traffic safety of super-long span bridges.If the wind environment at bridge site place is severe, the traffic safety of bridge must be had influence on, thus affect economic benefit and the social benefit of bridge.
In order to strengthen the travel safety of vehicle under Lateral Wind, the bridge in some high wind area arranges wind barrier, suppressing and reduce the equivalent wind speed of bridge floor, starts with in the source produced from lateral wind, is solve vehicle side aweather most effective method and technical measures at present.
Current wind barrier is all by reducing ventilative rate and increase wind barrier height to ensure wind barrier windproof effect, according to the operating principle of wind barrier, can know: when the ventilative rate of wind barrier is less, there is higher efficiency of keeping out the wind, but it can increase the aerodynamic drag of bridge, then have influence on the wind resistance safety of bridge construction; Simultaneously because ventilative rate is less, the driving visual field of bridge floor also can correspondingly reduce, and particularly for bridge spanning the sea, time fine, passenger cannot enjoy beautiful seascape; Otherwise, when the ventilative rate of wind barrier is larger, although broad view, do not reach corresponding checking effect, can traffic safety be affected.
In order to realize bridge construction wind resistance safety, vehicle driving safety, the Trinitarian function of passenger view effect, traditional wind barrier is difficult to meet the demands, therefore, study the bridge wind barrier that a kind of novel fully-automatic intelligent controls, become technical problem urgently to be resolved hurrily.
Summary of the invention
The object of the invention is for above-mentioned present situation, aim to provide one and there is intelligent control function, wind barrier can according to bridge wind environment and bridge security and Operational requirements of driving a vehicle, the ventilative rate of automatic adjustment wind barrier, according to the ventilative rate size of adjustment wind barrier, both can ensure bridge crosswind travel safety, ensure the wind resistance of bridge construction simultaneously, can meet to greatest extent again passenger drive a vehicle the visual field require fully-automatic intelligent control bridge wind barrier.
The implementation of the object of the invention is, the bridge wind barrier that fully-automatic intelligent controls, and comprises the wind barrier segment of multiple automatic control, and the wind barrier segment of multiple automatic control is arranged to word order along along bridge in bridge both sides;
Described each wind barrier segment comprises wind barrier structure system, transmission system and control system;
Two heel posts of described wind barrier structure system and between upper and lower crossbeam composition wind barrier framework, wind barrier framework is connected with bridge by base; The two ends of many wind barriers barrier bars all have turning cylinder to be flexibly connected with column or crossbeam, perpendicular to column or be parallel to column;
The travelling gear of described wind barrier transmission system is arranged on the turning cylinder of wind barrier barrier bar two ends; Transmission main shaft and wind barrier are hindered rack wheel and are connected by driving chain; Driving motor drives transmission main shaft to rotate, and then drives the wind barrier barrier bar moving axis that rotates to rotate;
Described wind barrier control system comprises air velocity transducer and central microprocessor;
Air velocity transducer is arranged on outside bridge wind barrier, and the bridge real-time wind speed size and Orientation data of air velocity transducer monitoring are transferred to central microprocessor; The air speed data of the air speed data obtained and Database Systems is compared by central microprocessor, computational analysis is carried out by analysis module, calculate the ventilative rate size of wind barrier and wind barrier barrier bar adjusting angle, and assign instruction and rotate to driving motor, driving motor drives transmission main shaft to rotate, and then drives the wind barrier barrier bar moving axis that rotates to rotate and make wind barrier hinder bar to turn to specified angle.
The present invention adopts state-of-the-art wind barrier intelligence control system, on the basis of " highway bridge wind force proofing design specification ", use random vibration theory, meteorological, Fluid Mechanics Computation knowledge, automatic control technology, and design in conjunction with the feature of bridge and vehicle, the ventilative rate of wind barrier after automatic adjustment reaches the wind resistance safety both ensureing bridge construction, guarantee again the object of the safety of vehicle operating simultaneously, pilot process is without the need to manual intervention, really reach automatic, intelligence, fast, effectively, realize bridge construction wind resistance safety, vehicle driving safety, the Trinitarian function of passenger view effect.The present invention is particularly useful for the use of the draught exclusion device of large span Oversea bridge.
Accompanying drawing explanation
Fig. 1 is control flow chart of the present invention,
Fig. 2 is embodiment of the present invention specific embodiments figure,
Fig. 3 is that embodiment of the present invention control system module specifically implements schematic diagram,
Fig. 4 is embodiment of the present invention horizontal type wind barrier barrier bar block construction schematic diagram,
Fig. 5 is the lateral view of wind barrier barrier initial 0 ° of the bar of Fig. 4,
Fig. 6 is the lateral view that the wind barrier barrier bar of Fig. 4 rotates 30 °,
Fig. 7 is at least one control interval structural representation of Fig. 4 wind barrier segment composition,
Fig. 8 is the embodiment of the present invention vertical barrier bar block construction schematic diagram,
Fig. 9 is the top view of wind barrier barrier initial 0 ° of the bar of Fig. 8,
Figure 10 is the top view that the wind barrier barrier bar of Fig. 8 rotates 30 °,
Figure 11 is at least one control interval structural representation of Fig. 8 wind barrier segment composition.
Detailed description of the invention
The present invention includes the wind barrier segment of multiple automatic control, the wind barrier segment of multiple automatic control is arranged to word order along along bridge in bridge both sides.
Described each wind barrier segment comprises wind barrier structure system, transmission system and control system.The function of wind barrier structure system makes wind barrier self structure firm, and it is firm to be connected with bridge, and barrier bar windproof effect is given prominence to.The function of wind barrier transmission system makes the rotation of barrier bar consistent with transmission main shaft, and barrier bar rotational angle accurately puts in place.The function of wind barrier control system makes monitoring bridge incoming flow wind speed size and Orientation accurate in real time, and data transmission is stable, and central microprocessor is efficiently stable, and electric machine rotation instruction issuing is accurate.
The function of wind barrier structure system makes wind barrier self structure firm, and it is firm to be connected with bridge, and barrier bar windproof effect is given prominence to.The function of wind barrier transmission system makes the rotation of barrier bar consistent with transmission main shaft, and barrier bar rotational angle accurately puts in place.The function of wind barrier control system makes monitoring bridge incoming flow wind speed size and Orientation accurate in real time, and data transmission is stable, and central microprocessor is efficiently stable, and electric machine rotation instruction issuing is accurate.
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, is convenient to be well understood to the present invention.
With reference to Fig. 1,4, two heel posts 1 of wind barrier structure system and between upper and lower crossbeam 2,3 form wind barrier framework, wind barrier framework is connected with bridge by base 10.The two ends of many wind barriers barrier bars all have turning cylinder to be flexibly connected with column, and many wind barriers hinder bar perpendicular to column or be parallel to column.
Described wind barrier transmission system is that travelling gear 6 is arranged on wind barrier barrier bar two ends turning cylinder 5; Transmission main shaft 8 and wind barrier are hindered rack wheel and are connected by driving chain 7; Driving motor 9 drives transmission main shaft to rotate, and then drives the wind barrier barrier bar moving axis that rotates to rotate.Different by rotational angle, realize the change of the ventilative rate size of wind barrier.
Described wind barrier control system comprises air velocity transducer and central microprocessor.
With reference to Fig. 1,2, air velocity transducer is arranged on outside bridge wind barrier, and the data of monitoring are transferred to central microprocessor by air velocity transducer Real-Time Monitoring bridge wind speed size and Orientation, central microprocessor reads in air speed data, wind speed is judged, compare with the air speed data of Database Systems, computational analysis is carried out by analysis module, calculate and meet bridge construction wind resistance safety simultaneously, driving Operational requirements and passenger drive a vehicle the ventilative rate of wind barrier of visual field demand, and be converted into the anglec of rotation of corresponding wind barrier barrier bar, assign instruction to driving motor, driving motor 9 rotates, and then drive transmission main shaft 8 to rotate, transmission main shaft 8 is with nutating gear 6 to rotate by driving chain 7, travelling gear 6 drives barrier bar rotating shaft 5 to rotate, barrier bar rotating shaft 5 drives wind barrier to hinder bar 4 and rotates, selected angle is specified to stop until wind barrier barrier bar turns to, complete First air barrier automatically to adjust.According to the time interval of default, again monitor bridge wind speed size and Orientation, re-start data processing, by that analogy, reach the bridge wind barrier that fully-automatic intelligent controls.
Air velocity transducer adopts conventional anemoclinograph, and its operating principle is simple, stable performance.Central microprocessor adopts conventional single-chip microcomputer, conventional wind barrier control system module integration is in single-chip microcomputer, single-chip microcomputer carries out data processing by reading in air speed data, air speed data is shown in display screen, judged by conventional control system module, and assign control instruction, transmission system performs control instruction, and instruction wind barrier barrier bar turns to specified angle.
Different according to bridge length, wind barrier along bridge to dividing several control intervals, a control interval can comprise multiple wind barrier segment, each control interval has a control system at least, control system can control the multiple wind barrier segment in this interval, makes the wind barrier segment in control interval all reach fully-automatic intelligent controlling functions.Each control interval works alone, and does not interfere with each other.
Wind barrier barrier bar is mainly to keep out the wind, and its sectional form can require design according to landscape effect, as rectangle, ellipse, arc, but does not limit to; Wind barrier barrier bar material is metal or engineering plastics.
The section of the column 7 of bridge wind barrier, top rail 2, lower transverse beam 3 is rectangular cross section, T-shaped section or drum section, and material is metal or engineering plastics.
With reference to Fig. 2,3, the monitoring wind speed V data of control system by reading in of horizontal type wind barrier as shown in Figure 4, judge with the wind speed parameter arranged:
(1) when monitoring wind speed and being less than 15m/s, be judged as little wind weather, driving operation security, bridge construction wind resistance safety, to drive a vehicle, the visual field requires, wind barrier barrier bar angle adjustment is to ventilative rate maximum value;
(2) when monitor wind speed be greater than 15m/s be less than 25m/s time, be judged as apoplexy weather, bridge construction wind resistance safety, based on operation security of driving a vehicle, the driving visual field requires to be auxiliary, calculates corresponding ventilative rate according to different wind speed V, adjustment wind barrier barrier bar different angles;
(3) when monitor wind speed be greater than 25m/s be less than 35m/s time, be judged as strong wind weather, bridge construction wind resistance safety, based on operation security of driving a vehicle, the driving visual field not requirement, wind barrier barrier bar angle adjustment to minimum ventilative rate to ensure driving operation security;
(4) when monitoring wind speed and being greater than 35m/s, be judged as exceedingly odious weather, bridge stops operation, and based on bridge construction wind resistance safely, wind barrier hinders bar angle adjustment to maximum ventilative rate, to ensure bridge construction wind resistance safety.
Horizontal type wind barrier barrier bar initial 0 ° of state shown in Fig. 4 is shown in Fig. 5, and the state that wind barrier barrier bar rotates 30 ° is shown in Fig. 6.The structure of at least one control interval be made up of wind barrier segment is shown in Fig. 7.
With reference to Fig. 8, two heel posts 1 of wind barrier structure system and between upper and lower crossbeam 2,3 form wind barrier framework, wind barrier framework is connected with bridge by base 10.The two ends of many wind barrier barrier bars all have turning cylinder to be flexibly connected with upper and lower crossbeam 2,3.
The travelling gear 6 of described wind barrier transmission system is arranged on wind barrier barrier bar two ends turning cylinder 5; Transmission main shaft 8 and wind barrier are hindered rack wheel and are connected by driving chain 7; Driving motor 9 drives transmission main shaft to rotate, and then drives the wind barrier barrier bar moving axis that rotates to rotate.Different by rotational angle, realize the change of the ventilative rate size of wind barrier.
The initial 0 ° of state of vertical barrier bar of the bridge wind barrier shown in Fig. 8 is shown in Fig. 9, and the state of rotating 30 ° is shown in Figure 10.The structure of at least one control interval be made up of wind barrier segment is shown in Figure 11.
With reference to Fig. 4 and Fig. 6, wind barrier frame height is set to H, wind barrier lengths of frame is set to L, wind barrier barrier bar height is set to a, wind barrier barrier bar spatial separation is set to b, wind barrier barrier bar rotational angle is set to c, and these parameters all can set according to wind environment residing for realistic bridges girder construction, bridge and bridge driving Operational requirements.The present invention is applicable to all kinds of bridge construction, be specially adapted to large span Oversea bridge, bridge construction wind resistance security performance can be improved, ensure bridge driving Operational requirements, meet passenger to drive a vehicle visual field demand, what solve wind barrier arranges the adverse effect brought safely bridge construction wind resistance.
Claims (6)
1. the bridge wind barrier of fully-automatic intelligent control, is characterized in that: the wind barrier segment comprising multiple automatic control, and the wind barrier segment of multiple automatic control is arranged to rods arranged in horizontal line along along bridge in bridge both sides;
Described each wind barrier segment comprises wind barrier structure system, transmission system and control system;
Two heel posts of described wind barrier structure system and between upper and lower crossbeam composition wind barrier framework, wind barrier framework is connected with bridge by base; The two ends of many wind barriers barrier bars all have turning cylinder to be flexibly connected with column or crossbeam, perpendicular to column or be parallel to column;
The travelling gear of described wind barrier transmission system is arranged on the turning cylinder of wind barrier barrier bar two ends; Transmission main shaft and wind barrier are hindered rack wheel and are connected by driving chain; Driving motor drives transmission main shaft to rotate, and then drives the wind barrier barrier bar moving axis that rotates to rotate;
Described wind barrier control system comprises air velocity transducer and central microprocessor;
Described air velocity transducer is arranged on outside bridge wind barrier, and the bridge real-time wind speed size and Orientation data of air velocity transducer monitoring are transferred to central microprocessor; The air speed data of the air speed data obtained and Database Systems is compared by central microprocessor, computational analysis is carried out by analysis module, calculate the ventilative rate size of wind barrier and wind barrier barrier bar adjusting angle, and assign instruction and rotate to driving motor, driving motor drives transmission main shaft to rotate, and then drives the wind barrier barrier bar moving axis that rotates to rotate and make wind barrier hinder bar to turn to specified angle.
2. the bridge wind barrier of a kind of fully-automatic intelligent control according to claim 1, it is characterized in that: different according to bridge length, wind barrier is along bridge to several control intervals of division, and each control interval works alone; A control interval comprises multiple wind barrier segment, and each control interval has a control system at least; Control system controls the multiple wind barrier segment in this interval, makes the wind barrier segment in control interval all reach fully-automatic intelligent controlling functions.
3. the bridge wind barrier of a kind of fully-automatic intelligent control according to claim 1, is characterized in that: each wind barrier control interval works alone, and does not interfere with each other.
4. the bridge wind barrier of a kind of fully-automatic intelligent control according to claim 1, is characterized in that: driving motor (9) is forward and backward either-rotation motor.
5. the bridge wind barrier of a kind of fully-automatic intelligent control according to claim 1, is characterized in that: wind barrier barrier bar (4) principal section pattern is rectangle, ellipse or arc; Wind barrier barrier bar material is metal or engineering plastics.
6. the bridge wind barrier of a kind of fully-automatic intelligent control according to claim 1, it is characterized in that: the section of the column (7) of bridge wind barrier, top rail (2), lower transverse beam (3) is rectangular cross section, T-shaped section or drum section, and material is metal or engineering plastics.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510167088.0A CN104894987B (en) | 2015-04-09 | 2015-04-09 | The bridge wind barrier of fully-automatic intelligent control |
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| CN201510167088.0A CN104894987B (en) | 2015-04-09 | 2015-04-09 | The bridge wind barrier of fully-automatic intelligent control |
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| CN104894987A true CN104894987A (en) | 2015-09-09 |
| CN104894987B CN104894987B (en) | 2017-07-25 |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105780675A (en) * | 2016-04-28 | 2016-07-20 | 同济大学 | Wind barrier structure with adjustable wind shielding rate |
| CN106087787A (en) * | 2016-06-17 | 2016-11-09 | 张献斌 | A kind of noise reduction environment friendly road air partition |
| CN106337374A (en) * | 2016-09-27 | 2017-01-18 | 谢晓红 | Wind shield for highway bridge |
| CN107905129A (en) * | 2017-12-14 | 2018-04-13 | 泉州市宏恩新能源汽车科技有限公司 | The flexible anti-beam wind device of one kind |
| CN108004946A (en) * | 2017-12-14 | 2018-05-08 | 青岛破浪舟车船装备科技有限公司 | A kind of anti-beam wind device of large-scale pier |
| CN108086178A (en) * | 2017-12-14 | 2018-05-29 | 青岛破浪舟车船装备科技有限公司 | A kind of large size pier stretches anti-beam wind device |
| CN109778728A (en) * | 2019-03-12 | 2019-05-21 | 重庆大学 | Facilitate the bridge wind barrier for adjusting ventilative rate |
| CN109854059A (en) * | 2019-03-29 | 2019-06-07 | 广州大学 | A kind of wind speed it is controllable be staggered in arrangement windbreak |
| CN110230274A (en) * | 2019-06-21 | 2019-09-13 | 山西尚风科技股份有限公司 | One kind can the totally-enclosed sound barrier device of intelligent open type |
| WO2019223131A1 (en) * | 2018-05-25 | 2019-11-28 | 北京铂阳顶荣光伏科技有限公司 | Support device for anti-glare panels and anti-glare device |
| CN111831012A (en) * | 2020-07-03 | 2020-10-27 | 长沙理工大学 | Intelligent adjustable air barrier system on bridge and control method thereof |
| CN113605266A (en) * | 2021-08-03 | 2021-11-05 | 湖南建工集团有限公司 | Intelligent sound and wind barrier system and control method thereof |
| CN113652979A (en) * | 2021-08-25 | 2021-11-16 | 吉林建筑大学 | Adjustable windbreak for bridge construction |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105780675B (en) * | 2016-04-28 | 2018-02-09 | 同济大学 | One kind is kept out the wind the adjustable air partition structure of rate |
| CN105780675A (en) * | 2016-04-28 | 2016-07-20 | 同济大学 | Wind barrier structure with adjustable wind shielding rate |
| CN106087787A (en) * | 2016-06-17 | 2016-11-09 | 张献斌 | A kind of noise reduction environment friendly road air partition |
| CN106087787B (en) * | 2016-06-17 | 2019-03-08 | 张献斌 | A kind of noise reduction environment friendly road air partition |
| CN106337374A (en) * | 2016-09-27 | 2017-01-18 | 谢晓红 | Wind shield for highway bridge |
| CN107905129A (en) * | 2017-12-14 | 2018-04-13 | 泉州市宏恩新能源汽车科技有限公司 | The flexible anti-beam wind device of one kind |
| CN108004946A (en) * | 2017-12-14 | 2018-05-08 | 青岛破浪舟车船装备科技有限公司 | A kind of anti-beam wind device of large-scale pier |
| CN108086178A (en) * | 2017-12-14 | 2018-05-29 | 青岛破浪舟车船装备科技有限公司 | A kind of large size pier stretches anti-beam wind device |
| WO2019223131A1 (en) * | 2018-05-25 | 2019-11-28 | 北京铂阳顶荣光伏科技有限公司 | Support device for anti-glare panels and anti-glare device |
| CN109778728A (en) * | 2019-03-12 | 2019-05-21 | 重庆大学 | Facilitate the bridge wind barrier for adjusting ventilative rate |
| CN109854059A (en) * | 2019-03-29 | 2019-06-07 | 广州大学 | A kind of wind speed it is controllable be staggered in arrangement windbreak |
| CN110230274A (en) * | 2019-06-21 | 2019-09-13 | 山西尚风科技股份有限公司 | One kind can the totally-enclosed sound barrier device of intelligent open type |
| CN111831012A (en) * | 2020-07-03 | 2020-10-27 | 长沙理工大学 | Intelligent adjustable air barrier system on bridge and control method thereof |
| CN111831012B (en) * | 2020-07-03 | 2023-09-05 | 长沙理工大学 | Intelligent adjustable wind barrier system on bridge and control method thereof |
| CN113605266A (en) * | 2021-08-03 | 2021-11-05 | 湖南建工集团有限公司 | Intelligent sound and wind barrier system and control method thereof |
| CN113652979A (en) * | 2021-08-25 | 2021-11-16 | 吉林建筑大学 | Adjustable windbreak for bridge construction |
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